ALEXANDRIA, Va., April 15 -- United States Patent no. 12,601,894, issued on April 14, was assigned to TRUMPF LASER SE (Schramberg, Germany).
"Optical arrangement with an f-theta lens" was invented by Christoph Tillkorn (Villingendorf, Germany), Reiner Bruestle (Lauterbach, Germany), Tobias Marte (Lauterbach, Germany), Stefan Dorer (Villingen, Germany) and Dominik Keller (Constance, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "An optical arrangement for a laser beam includes an f-theta lens. The f-theta lens is disposed in a divergent beam path of the optical arrangement in order to focus the laser beam into a focus plane. The focus plane is located at a distance from a focal plane of the f-theta le...